OnlyWorlds for Windsurf

com.onlyworlds/mcp

Read and write typed fictional worlds (22 linked element types) via the OnlyWorlds open standard.

client:Windsurf transport:streamable-http tools:11

Install OnlyWorlds in Windsurf

~/.codeium/windsurf/mcp_config.json · windows: %USERPROFILE%\.codeium\windsurf\mcp_config.json

{
  "mcpServers": {
    "mcp": {
      "serverUrl": "https://www.onlyworlds.com/mcp"
    }
  }
}

Global only — Windsurf has no per-project MCP config. Refresh Cascade after saving. Windsurf docs